package com.itheima.variable;

/**
 * @author yuanying
 * @date 2025/7/18 -  9:42
 */
public class VariableDemo1 {
    public static void main(String[] args) {
        int age=18;
        System.out.println(age);
        double score=99.5;
        System.out.println(score);
    }
}
